Library /sys$common/syshlp/nclhelp.hlb delete, x25_protocol, dte, pvc  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    delete  [node node-id] x25 protocol -
             dte dte-name pvc pvc-name

    Example:

    delete x25 protocol dte dte-0 pvc PVC-0